CN100523771C - Railway train blast pipe through state detecting device - Google Patents
Railway train blast pipe through state detecting device Download PDFInfo
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- CN100523771C CN100523771C CNB2006100110755A CN200610011075A CN100523771C CN 100523771 C CN100523771 C CN 100523771C CN B2006100110755 A CNB2006100110755 A CN B2006100110755A CN 200610011075 A CN200610011075 A CN 200610011075A CN 100523771 C CN100523771 C CN 100523771C
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- train
- solenoid valve
- detecting device
- blast pipe
- state detecting
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Abstract
The invention is concerned with the railway train brake technology field. During the train movement, it leads the braking lack of the whole train if the quantity of the wind pipe that is connected by the tractive vehicle is lacking. The invention is: uses the braking pipeline by the decompress vent method, tests the relation of the decompress quantity and the time, estimates the quantity of the vehicle. Setting as the single chip structure, prompts the operation of the driver by the voice of the equipment and the screen display during the testing process, uses the computer technology to assistant the driver estimates the wind pipe quantity connecting with the train, improves the operation security.
Description
Technical field:
The present invention relates to a kind of detection railway train blast pipe through state detecting device, belong to one of equipment that guarantees safety in the railroad train operational process.
Background technology:
Train is in the process of towing vehicle operation, connect the airduct lazy weight if be pulled vehicle, can cause the damping force of permutation car not enough, and can't in coverage, stop, will certainly bring serious potential safety hazard, may cause that serious economy loss and operating personnel's is dangerous.Find by patent retrieval, CN98204154.3 (train pipe breakthrough status detector), CN200420075375 (two-way Pitot tube and bidirectional flow speed sensors thereof and train pipe connect monitoring device) be utilize detect train commonly used fill, the air mass flow of air draft detects a perforation number of train.It detects the device of principle installation and measuring air mass flow in the air pipe line of locomotive, and the resistance that flowmeter can increase train pipe air pipe line is installed, and will increase remission time when train is alleviated; Can reduce braking propagation rate again during train braking, and make the braking time lengthening of full train, cause train braking, produce unsafe influence apart from increase.The influence that the method accuracy of detection of use traffic is subjected to rail vehicle brake kind is bigger, the present brake kind of using at the vehicle of railway is 120 types, 103 types, GK type, three kinds of air dampers, three kinds of brakes are because the difference of principle of work and influence empty, loaded position, the combination of vehicle reservoir volume has no rule, in the shunting service process activity duration comparatively nervous, the marshalling vehicle class, always to change vehicle number long and that airduct is connected be different variation that requires according to marshalling.Before driving by the trainman simply fill, row's process, be difficult to accurately judge connect an airduct vehicle number.
Summary of the invention:
The object of the invention is to overcome the prior art deficiency, by the operation of driver before driving, accurately judges to connect an airduct vehicle number, and before locomotive starts, accused it for the operation driver, the driver determines the travelling speed of vehicle according to the quantity that connects airduct.Improve the security of railway train operation.
The purpose of railway train blast pipe through state detecting device of the present invention is finished like this: it by the exhausr port in atmosphere, gas solenoid valve, train pipeline, be installed in the pressure transducer on the train pipeline, can handle pressure sensor signal, the host circuit of gas solenoid valve control, data input and display panel forms, it is characterized in that: be installed in pressure transducer on the train braking pipeline and detect gaseous tension in the train braking pipeline; The electric signal of its generation is input in the host circuit, the break-make of pilot-gas solenoid valve; Discharge gas in the train pipe in atmosphere by exhausr port.
Spend the service time of gas solenoid valve, the circuit computing in host circuit, a perforation number of demonstration rail vehicle on the panel screen of main frame.Between the exhausr port and gas solenoid valve in atmosphere, flow sensor can be installed, perhaps between train brake pipe and gas solenoid valve, flow sensor can be installed.Link up the gas solenoid valve of train braking pipeline and the exhausr port in atmosphere, available 1 or several connection in series-parallel uses.Can make the opening of the effective gas solenoid valve of train, disconnectedly store up reservoir and be communicated with or disconnect with installing and fixing by pipeline; Fixing storage reservoir is by gas solenoid valve, and exhausr port discharges the gas of fixing storage reservoir in atmosphere.Pressure transducer can be a film-type, diffuse si type, strain type pressure transducer.Flow sensor can be worm gear type, snail street type, differential pressure type gas flow sensor.Data entry key display panel and circuit board casing are installed on the locomotive driver operator's console.
Principle of work: by at the appropriate location of train brake pipe (3) setting pressure sensor (4), when a fixed tube is pressed, host circuit (5) is connected empty (magnetic) valve (2) of gas electricity, by the open to atmosphere exhausr port of a termination (1) gas in the train brake pipe is arranged in atmosphere, pressure transducer is the good electric pressure signal value of conversion, be transferred to host circuit (5) by cable (6), pressure signal to pressure transducer (4) is handled, obtain the relation between train pipe decompression time and the decompression amount, by the program of setting, judge that vehicle connects a number, at the display panel of main frame and a train run-through number of voice mode (5) demonstration or voice announcement.
Description of drawings:
Below in conjunction with the accompanying drawing illustrated embodiment, structure of the present invention and connecting relation done describing in further detail, but protection domain is not limited to the accompanying drawing illustrated embodiment.
Fig. 1 is the structural representation of restriction for exhausr port in a kind of railway train blast pipe through state detecting device.
Fig. 2 is for being equipped with the structural representation of flow sensor between gas solenoid valve in a kind of railway train blast pipe through state detecting device and train brake pipe.
Fig. 3 is for being equipped with the structural representation of flow sensor between gas solenoid valve in a kind of railway train blast pipe through state detecting device and the atmospheric exhaust mouth.
Fig. 4 is a restriction for exhausr port in a kind of railway train blast pipe through state detecting device, the structural representation that exhaust outlet is connected with fixing reservoir.
Fig. 5 is equipped with flow sensor, the fixing structural representation that air draft mechanism is housed on the reservoir that stores up for being installed in a kind of railway train blast pipe through state detecting device between gas solenoid valve and the train pipe on the train pipe.
Fig. 6 is installed in the gas solenoid valve on the train pipe and flow sensor fixedly is housed between the reservoir in a kind of railway train blast pipe through state detecting device, and the structural representation of air draft mechanism is housed on the fixing storage reservoir.
A kind of railway train blast pipe through state of Fig. 7 detects dress and controls middle circuit principle structure block diagram.
A kind of railway train blast pipe through state of Fig. 8 detects the circuit diagram of adorning in controlling.
A kind of railway train blast pipe through state of Fig. 9 detects the process flow diagram that dress controls middle processing of circuit process.
Embodiment:
Fig. 1 is constructed as follows: it detects the force value of train pipeline by one or more pressure transducers of the installation on the appropriate location of train pipeline (3) (4); Empty (magnetic) valve (2) of one or more gas electricity of installation on the appropriate location of train pipeline (3), on the path of empty (magnetic) valve of gas electricity and atmosphere, exhausr port (1) is installed, pressure transducer (4) is transformed to electric signal to the force value that detects, and is transferred to main frame (5) by cable (6) and handles; Main frame (5) is controlled opening, breaking of empty (magnetic) valve of electricity (2) through computing.The opening of empty (magnetic) valve of electricity (2), disconnected during, main frame is constantly gathered the pressure signal value of the train pipeline (3) that pressure transducer (4) transmits, through the variation relation of excess pressure and time, after the operation of circuit internal program, the quantity that connects vehicle quoted in demonstration or voice on display board.
Fig. 2 is constructed as follows: it detects the force value of train pipeline by one or more pressure transducers of the installation on the appropriate location of train pipeline (3) (4); Empty (magnetic) valve (2) of one or more gas electricity of installation on the appropriate location of train pipeline (3), on the path of empty (magnetic) valve of gas electricity (2) and atmosphere, exhausr port (1) is installed, in gas empty (magnetic) valve of electricity (2) air flowmeter (7) of connecting with the appropriate location between the train pipeline (3).Pressure transducer is transformed to electric signal to the force value that detects, and is transferred to main frame (5) by cable (6) and handles; Main frame (5) is controlled opening, breaking of empty (magnetic) valve (2) through computing by cable (6).The opening of empty (magnetic) valve (2), disconnected during, main frame (5) is gathered air mass flow and the pressure transducer electric signal that air flowmeter (7) transmission comes, through the variation relation of inflow-rate of water turbine, pressure and time, after the operation of circuit program, the quantity that connects vehicle quoted in demonstration or voice on display board.
Fig. 3 is constructed as follows: it detects the force value of train pipeline by one or more pressure transducers of the installation on the appropriate location of train pipeline (3) (4); Empty (magnetic) valve (2) of one or more gas electricity of installation on the appropriate location of train pipeline (3), on the path of empty (magnetic) valve of gas electricity (2) and atmosphere, exhausr port (1) is installed, in gas empty (magnetic) valve of electricity (2) air flowmeter (7) of connecting with the appropriate location between the atmosphere.Pressure transducer is transformed to electric signal to the force value that detects, and is transferred to main frame (5) by cable (6) and handles; Main frame (5) is controlled opening, breaking of empty (magnetic) valve (2) through computing.The opening of empty (magnetic) valve (2), disconnected during, main frame (5) is gathered air mass flow and the pressure transducer electric signal that air flowmeter (7) transmission comes, through the variation relation of inflow-rate of water turbine, pressure and time, after the operation of circuit program, the quantity that connects vehicle quoted in demonstration or voice on display board.
Fig. 4 is constructed as follows: it detects train pipeline and the fixing reservoir force value of storing up by at train pipeline (3) and one or more pressure transducers of installation (4) of fixing on the appropriate location of storing up reservoir (7); Empty (magnetic) valve (2) of one or more gas electricity of installation on the appropriate location of train pipeline (3), on the path of empty (magnetic) valve of gas electricity and fixing storage reservoir (7), exhausr port (1) is installed, empty (magnetic) valve (9) of second gas electricity and gas outlet (10) are installed on the path of fixing storage reservoir (8) and atmosphere, pressure transducer (4) is transformed to electric signal to the force value that detects, and is transferred to main frame (5) by cable (6) and handles; Main frame (5) is through computing, the opening of pilot-gas empty (magnetic) valve of electricity (2), disconnected.The opening of empty (magnetic) valve of gas electricity (2), disconnected during, main frame is constantly gathered train pipeline (3) and the fixing pressure signal value of storing up reservoir (8) that pressure transducer (4) transmits, variation relation through excess pressure and time, after the computing of circuit internal program, the quantity that connects vehicle quoted in demonstration or voice on display board.Detection finishes, and main frame is controlled electric empty (magnetic) valve (9) open portion of second gas by cable or whole the discharge fixed the pressure air that stores up reservoirs (8).
Fig. 5 is constructed as follows: it detects train pipeline and fixing force value of storing up reservoir by at train pipeline (3) and one or more pressure transducers of installation (4) of fixing on the appropriate location of storing up reservoir (8); Empty (magnetic) valve (2) of one or more gas electricity of installation on the appropriate location of train pipeline (3), on the path of fixing storage reservoir (7) and atmosphere, empty (magnetic) valve (9) of second gas electricity and gas outlet (10) are installed, in gas empty (magnetic) valve of electricity (2) air flowmeter (7) of connecting with the appropriate location of train pipeline (3).Pressure transducer is transformed to electric signal to the force value that detects, and is transferred to main frame (5) by cable (6) and handles; Main frame (5) is through computing, the opening of pilot-gas empty (magnetic) valve of electricity (2), disconnected.The opening of empty (magnetic) valve of gas electricity (2), disconnected during, main frame (5) is gathered air flowmeter (7), next air mass flow and the pressure transducer electric signal of pressure transducer (4) transmission, variation relation through inflow-rate of water turbine, pressure and time, after the operation of circuit program, the quantity that connects vehicle quoted in demonstration or voice on display board.The detection main frame that finishes is open by empty (magnetic) valve of cable control electricity (8), partly or entirely discharges the pressure air of fixing storage reservoir (7).
Fig. 6 is constructed as follows: it detects train pipeline and fixing force value of storing up reservoir by at train pipeline (3) and one or more pressure transducers of installation (4) of fixing on the appropriate location of storing up reservoir (8); Empty (magnetic) valve (2) of one or more gas electricity of installation on the appropriate location of train pipeline (3), on the path of fixing storage reservoir (7) and atmosphere, empty (magnetic) valve (9) of second gas electricity and gas outlet (10) are installed, in gas empty (magnetic) valve of electricity (2) air flowmeter (7) of connecting with fixing appropriate location of storing up reservoir (8).Pressure transducer is transformed to electric signal to the force value that detects, and is transferred to main frame (5) by cable (6) and handles; Main frame (5) is through computing, the opening of pilot-gas sky (magnetic) valve (2), disconnected.The opening of gas space (magnetic) valve (2), disconnected during, main frame (5) is gathered air flowmeter (7), next air mass flow and the pressure transducer electric signal of pressure transducer (4) transmission, variation relation through inflow-rate of water turbine, pressure and time, after the operation of circuit program, the quantity that connects vehicle quoted in demonstration or voice on display board.The detection main frame that finishes is open by empty (magnetic) valve of cable control electricity (8), partly or entirely discharges the pressure air of fixing storage reservoir (7).
Among Fig. 7: train blast pipe through state detects dress and controls circuit hardware, by central processor MCU, reaches peripheral circuits such as A/D change-over circuit, data storage, data dump, speech recording and reproducing, man-machine conversation, data communication and forms.
Central processor CPU adopts single-chip microcomputer, and AD converter adopts serial output, and pressure transducer adopts the silicon strain type; Data communication adopts the SP3223EEY chip; Speech recording and reproducing IC adopts dedicated IC chip; Data storage adopts serial storage.
Power supply among Fig. 8: adopt the DC/DC converter, the one tunnel is 18V, and one the tunnel is 5 volts.5 volts of power supplys are supplied with following chip: the numerical portion of speech recording and reproducing U2, RS232 chip U10, ferroelectric and clock chip U4, AD conversion chip U11, LCD driver module U8, reset control chip U13, U14, host scm U12, keyboard K1, ISP interface.Supply pressure sensor and audio-frequency power amplifier after 18V1A electric capacity E12 and the filtering of π type, clock adopt the FM31 system example of RAMTRON company, use the battery backup.
The RS232 interface adopts the chip SP3232E of Sipex company.
LCD: adopt the blue end wrongly written or mispronounced character LCD of 128*64 dot matrix.Backlight taking from+5V can show 32 of 16*16 dot matrix Chinese characters, 64 of 8*16 dot matrix digit or English characters.
The voltage signal of pressure transducer outputs to U11 after voltage follower U9 buffering.
(1) device is after power switch is opened among Fig. 8, and program receives the signal from the data conversion storage mouth, and if any the data conversion storage requirement, system enters the data conversion storage program, and record data are carried out unloading.
(2) situation of no datat unloading, program is carried out self check, and hardware such as keyboard, sensor, screen are checked, as finding that hardware has fault, points out.
(3) pass through as self check, program enters the detection waiting status, and the sense command signal from keyboard is arranged.Enter trace routine.
(3) read train tube pressure signal from pressure transducer, signal reaches the detection requirement, opens electricity (sky) magnetic.
(4) program begins to detect the perforation vehicle number.
(5) detect the program that finishes detected value is delivered to man-machine conversation unit (screen and voice), shown.
Claims (10)
1, a kind of railway train blast pipe through state detecting device, it by the exhausr port in atmosphere (1), gas solenoid valve (2), train pipeline (3), be installed in the pressure transducer (4) on the train pipeline, can handle pressure sensor signal, the host circuit (5) of gas solenoid valve control, data input and display panel forms, it is characterized in that: be installed in pressure transducer (4) on the train pipeline and detect gaseous tension in the train pipeline; The electric signal of its generation is input in the host circuit (5), the break-make of pilot-gas solenoid valve (2); Discharge gas in the train pipe in atmosphere by exhausr port (1).
2, a kind of railway train blast pipe through state detecting device according to claim 1, it is characterized in that: by the service time of gas solenoid valve (2), circuit computing in host circuit (5), a perforation number of demonstration rail vehicle on the panel screen of main frame.
3, a kind of railway train blast pipe through state detecting device according to claim 1 and 2, it is characterized in that: between exhausr port in atmosphere (1) and the gas solenoid valve (2), flow sensor (7) can be installed, perhaps in train pipeline (3)) and gas solenoid valve (2) between, flow sensor (7) can be installed.
4, a kind of railway train blast pipe through state detecting device according to claim 1 and 2 is characterized in that: link up the gas solenoid valve (2) of train pipeline (3) and the exhausr port (1) in atmosphere, available 1 or several connection in series-parallel uses.
5, a kind of railway train blast pipe through state detecting device according to claim 3 is characterized in that: link up the gas solenoid valve (2) of train pipeline (3) and the exhausr port (1) in atmosphere, available 1 or several connection in series-parallel uses.
6, a kind of railway train blast pipe through state detecting device according to claim 1 and 2 is characterized in that: can make the opening of effective second gas solenoid valve of train (9), disconnectedly store up reservoir (8) and be communicated with or disconnect with installing and fixing by pipeline; Fixing storage reservoir (8) is by gas solenoid valve (2), and exhausr port (1) discharges the gas of fixing storage reservoir (8) in atmosphere.
7, a kind of railway train blast pipe through state detecting device according to claim 3 is characterized in that: can make the opening of effective second gas solenoid valve of train (9), disconnectedly store up reservoir (8) and be communicated with or disconnect with installing and fixing by pipeline; Fixing storage reservoir (8) is by gas solenoid valve (2), and exhausr port (1) discharges the gas of fixing storage reservoir (8) in atmosphere.
8, a kind of railway train blast pipe through state detecting device according to claim 1 and 2 is characterized in that: pressure transducer (4) can be a film-type, diffuse si type, strain type pressure transducer.
9, a kind of railway train blast pipe through state detecting device according to claim 3 is characterized in that: flow sensor (7) can be worm gear type, snail street type, differential pressure type gas flow sensor.
10, a kind of railway train blast pipe through state detecting device according to claim 1 and 2 is characterized in that: data entry key display panel and circuit board casing (6) are installed on the locomotive driver operator's console.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100110755A CN100523771C (en) | 2006-07-26 | 2006-07-26 | Railway train blast pipe through state detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100110755A CN100523771C (en) | 2006-07-26 | 2006-07-26 | Railway train blast pipe through state detecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1888846A CN1888846A (en) | 2007-01-03 |
| CN100523771C true CN100523771C (en) | 2009-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100110755A Expired - Fee Related CN100523771C (en) | 2006-07-26 | 2006-07-26 | Railway train blast pipe through state detecting device |
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| Country | Link |
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| CN (1) | CN100523771C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865784A (en) * | 2010-06-08 | 2010-10-20 | 上海全路通铁道科技发展有限公司 | Train brake main tube smoothness detection system and detection method |
| US10309871B2 (en) * | 2016-09-22 | 2019-06-04 | Ford Global Technologie, Llc | Trailer for measuring operating characteristics of a vehicle |
| CN109269714B (en) * | 2018-10-30 | 2021-04-06 | 蔡一伟 | Vacuum detection device with on-off function and on-off method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1118319A (en) * | 1995-09-29 | 1996-03-13 | 三门峡西机务段经营开发室 | method and apparatus for monitoring railway vehicle's braking tube status |
| CN2350766Y (en) * | 1998-05-04 | 1999-11-24 | 曹赵灵 | Train pipe through state monitor |
| CN2920767Y (en) * | 2006-07-26 | 2007-07-11 | 昆明铁路局科学技术研究所 | Railway train blast pipe through state detecting device |
-
2006
- 2006-07-26 CN CNB2006100110755A patent/CN100523771C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1118319A (en) * | 1995-09-29 | 1996-03-13 | 三门峡西机务段经营开发室 | method and apparatus for monitoring railway vehicle's braking tube status |
| CN2350766Y (en) * | 1998-05-04 | 1999-11-24 | 曹赵灵 | Train pipe through state monitor |
| CN2920767Y (en) * | 2006-07-26 | 2007-07-11 | 昆明铁路局科学技术研究所 | Railway train blast pipe through state detecting device |
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| CN1888846A (en) | 2007-01-03 |
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Granted publication date: 20090805 Termination date: 20120726 |